The two default tableteer catalogues; repository.maemo.org, mistral-beta, free repository.maemo.org, mistral-beta, non-free maemo.hackers.org/apt, mistral, main Edit: Seems to have installed successfully after I disabled the second of the two tableteer catalogues: catalogue.tabletter.nokia.com/non-certified, mistral, user Weird...
E: Failed to fetch http://catalogue.tableteer.nokia.com/certified/dists/mistral/Realese.gpg W: Couldn't stat source package list http://catalogue.tableteer.nokia.com mistral/user Packages (/var/lib/apt/lists/catalogue.tableteer.nokia.com_certified_dists_mistral_user_binary-armel_Packages) - stats (2 No such file or directory) W: Couldn't stat source package list http://catalogue.tableteer.nokia.com mistral/user Packages (/var/lib/apt/lists/catalogue.tableteer.nokia.com_certified_dists_mistral_user_binary-armel_Packages) - stats (2 No such file or directory) W: You may want to run apt-get update to correct these problems